Tamil Nadu with 6 percent of population in the country is endowed with only _________ of the water resources of India.

The biological science which deals with the mechanism of heredity and causes of variations in living beings

The relationship between the crop yield and weed competition is:

What does the term "Instrumental Conditioning" refer to?

What is the recommended fertilizer dose ratio for cereal crops?

Capra hircus is a scientific name of -

Which is not caused by the plant parasitic nematode?

Size of ordinary rain drop varies from:

The enzyme in saliva for carbohydrate digestion is

Current location of IRRI is ____